.... find something like this.
there is a directory for every piece of video (media) in your DVDitPro project.
Just to illustrate let's look in "Apgc" directory.

In the "Apgc" directory are a number of directories.
The number of directories will depend on your project.

Let us first drill down into the "Lstrm" directory and then the "Mstrm" directory ...........